Jane is 5 years old. Her sister, Gretchen, is 12. They are watching a movie in the living room
Jane's attention to the movie wanes and she frequently leaves the couch and plays with her
other toys.
Gretchen, however, remains glued to the movie. This difference in attention is most
likely due to increased myelinization of the ______________ with age.
a. hippocampus
b. medulla
c. spinal cord
d. reticular formation
d. reticular formation
Psychology
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What total fertility rate (TFR) is referred to as replacement rate?
a. 1.4 b. 2.1 c. 2.8 d. 3.2
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Within any given country, which of the following sets most of the norms and standards, and holds most of the positions of political, economic, intellectual, and media power?
a. majority culture b. minority culture c. ethnic populace d. subcultural groups
Psychology